Granted Patent
Utility
US 6,778,438 · App. 10/269,460
Structure, fabrication method and operating method for flash memory
Inventors:
Chih-Wei Hung, Da Sung
Patented Case
View Patent ↗
Granted: Aug 17, 2004
Filed: Oct 11, 2002
Inventors
Chih-Wei Hung
Da Sung
Assignee (at issue)
POWERCHIP SEMICONDUCTOR CORP.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.